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package require vtk
package require vtkinteraction
# Create the RenderWindow, Renderer and both Actors
#
vtkRenderer ren1
vtkRenderer ren2
vtkRenderWindow renWin
renWin SetMultiSamples 0
renWin AddRenderer ren1
renWin AddRenderer ren2
vtkRenderWindowInteractor iren
iren SetRenderWindow renWin
# create pipeline
#
vtkPLOT3DReader pl3d
pl3d SetXYZFileName "$VTK_DATA_ROOT/Data/combxyz.bin"
pl3d SetQFileName "$VTK_DATA_ROOT/Data/combq.bin"
pl3d SetScalarFunctionNumber 110
pl3d SetVectorFunctionNumber 202
pl3d Update
vtkLineSource probeLine
probeLine SetPoint1 1 1 29
probeLine SetPoint2 16.5 5 31.7693
probeLine SetResolution 500
vtkProbeFilter probe
probe SetInputConnection [probeLine GetOutputPort]
probe SetSource [pl3d GetOutput]
vtkTubeFilter probeTube
probeTube SetInput [probe GetPolyDataOutput]
probeTube SetNumberOfSides 5
probeTube SetRadius .05
vtkPolyDataMapper probeMapper
probeMapper SetInputConnection [probeTube GetOutputPort]
eval probeMapper SetScalarRange [[pl3d GetOutput] GetScalarRange]
vtkActor probeActor
probeActor SetMapper probeMapper
vtkLineSource displayLine
displayLine SetPoint1 0 0 0
displayLine SetPoint2 1 0 0
displayLine SetResolution [probeLine GetResolution]
vtkMergeFilter displayMerge
displayMerge SetGeometry [displayLine GetOutput]
displayMerge SetScalars [probe GetPolyDataOutput]
vtkWarpScalar displayWarp
displayWarp SetInput [displayMerge GetPolyDataOutput]
displayWarp SetNormal 0 1 0
displayWarp SetScaleFactor .000001
vtkPolyDataMapper displayMapper
displayMapper SetInput [displayWarp GetPolyDataOutput]
eval displayMapper SetScalarRange [[pl3d GetOutput] GetScalarRange]
vtkActor displayActor
displayActor SetMapper displayMapper
vtkStructuredGridOutlineFilter outline
outline SetInputConnection [pl3d GetOutputPort]
vtkPolyDataMapper outlineMapper
outlineMapper SetInputConnection [outline GetOutputPort]
vtkActor outlineActor
outlineActor SetMapper outlineMapper
[outlineActor GetProperty] SetColor 0 0 0
ren1 AddActor outlineActor
ren1 AddActor probeActor
ren1 SetBackground 1 1 1
ren1 SetViewport 0 .25 1 1
ren2 AddActor displayActor
ren2 SetBackground 0 0 0
ren2 SetViewport 0 0 1 .25
renWin SetSize 300 300
ren1 ResetCamera
set cam1 [ren1 GetActiveCamera]
$cam1 SetClippingRange 3.95297 50
$cam1 SetFocalPoint 8.88908 0.595038 29.3342
$cam1 SetPosition 9.9 -26 41
$cam1 SetViewUp 0.060772 -0.319905 0.945498
ren2 ResetCamera
set cam2 [ren2 GetActiveCamera]
$cam2 ParallelProjectionOn
$cam2 SetParallelScale .15
iren Initialize
# render the image
#
iren AddObserver UserEvent {wm deiconify .vtkInteract}
# prevent the tk window from showing up then start the event loop
wm withdraw .
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